Common Anions EPA 300A Mix

Alachlor ESA, 1000µg/ml in MeOH, 1ml

Perfluoroheptane sulfonic acid, potassium salt,50 µg/mL,MeOH,1mL,

Diphenyltolyl phosphate - purified techn. mixture of o-, m-, p-tolyl isomers,50 µg/mL,toluene,1mL,